CN110185634A - A kind of centrifugal blower and air conditioner - Google Patents
A kind of centrifugal blower and air conditioner Download PDFInfo
- Publication number
- CN110185634A CN110185634A CN201910555010.4A CN201910555010A CN110185634A CN 110185634 A CN110185634 A CN 110185634A CN 201910555010 A CN201910555010 A CN 201910555010A CN 110185634 A CN110185634 A CN 110185634A
- Authority
- CN
- China
- Prior art keywords
- wind wheel
- annular rib
- collector
- centrifugal
- diversion division
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004744 fabric Substances 0.000 claims 1
- 238000004378 air conditioning Methods 0.000 abstract description 7
- 238000005192 partition Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 12
- 230000009471 action Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000009792 diffusion process Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 241000237858 Gastropoda Species 0.000 description 3
- 238000005119 centrifugation Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/16—Centrifugal pumps for displacing without appreciable compression
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
- F04D29/4233—Fan casings with volutes extending mainly in axial or radially inward direction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/667—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by influencing the flow pattern, e.g. suppression of turbulence
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0022—Centrifugal or radial fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
Abstract
The invention discloses a kind of centrifugal blower and air conditioners, are related to air-conditioning technical field.The centrifugal blower includes spiral case, collector, centrifugal wind wheel and motor, and centrifugal wind wheel is installed in spiral case, and is connected to motor, and spiral case is connect with collector, and collector is provided with annular rib close to the side of centrifugal wind wheel, and annular rib is for separating vortex.Compared with prior art, centrifugal blower provided by the invention, so can separate the vortex for entering collector using annular rib, to eliminate vortex, reduces noise due to using the collector connecting with spiral case and the annular rib being set on the inside of collector.
Description
Technical field
The present invention relates to air-conditioning technical field, in particular to a kind of centrifugal blower and air conditioner.
Background technique
Currently, air-conditioning can generate noise in the process of running, the noise problem of air-conditioning is always the problem in industry, is caused
The larger reason of air conditioner noises has very much, such as noise, the air of motor rotation form noise of vortex etc., wherein vortex is made an uproar
Sound is affected.Air can generate vortex under the action of centrifugal blower, which can generate loud noise in flow process.
Summary of the invention
Problems solved by the invention is how to eliminate vortex, reduces air conditioner noises.
To solve the above problems, the technical scheme of the present invention is realized as follows:
In a first aspect, the present invention provides a kind of centrifugal blower, including spiral case, collector, centrifugal wind wheel and motor, centrifugation
Wind wheel is installed in spiral case, and is connected to motor, and spiral case is connect with collector, and collector is provided with close to the side of centrifugal wind wheel
Annular rib, annular rib is for separating vortex.Compared with prior art, centrifugal blower provided by the invention due to use with
The collector of spiral case connection and the annular rib being set on the inside of collector, so afflux can will be entered using annular rib
The vortex of device is separated, to eliminate vortex, reduces noise.
Further, collector is annular in shape, and collector includes that integrally formed afflux portion and diversion division, diversion division are connected to
The inside in afflux portion, annular rib are set in afflux portion, and diversion division is provided with air inlet, and air inlet is connected to spiral case.Afflux
Device accelerates air-flow, improves air intake efficiency, outside air is inwardly flowed along the surface in afflux portion for carrying out confluence guiding to air
Dynamic, by entering air inlet behind the surface of diversion division, at this point, air rotates to form vortex, vortex is after entering air inlet to outer
Diffusion, in the process, annular rib separates vortex, vortex is eliminated, to reduce the noise of air-conditioning.
Further, the extending direction of annular rib and the axial direction of centrifugal wind wheel are identical.Annular rib can be in centrifugation wind
Vortex is separated in the axial direction of wheel, to improve partition efficiency, enhancing partition effect.
Further, the quantity of annular rib is multiple, multiple annular rib coaxial spaced settings.Multiple annular ribs are equal
Vortex can be separated, further enhance the partition effect to vortex.
Further, the stepped arrangement of multiple annular ribs, on the direction along diversion division to afflux portion, multiple annulars
The shortest distance of the end face of rib and centrifugal wind wheel is gradually reduced.Multiple annular ribs can be realized the partition of the classification to vortex,
Improve partition effect.
Further, the shortest distance of the end face of diversion division and centrifugal wind wheel is greater than the end face of annular rib and centrifugal wind wheel
The shortest distance.Annular rib, closer to the end face of centrifugal wind wheel, is vortexed in the air inlet for entering diversion division compared to diversion division
Backward external diffusion, annular rib can carry out backstop and partition to vortex.
Further, the one end of afflux portion far from diversion division is gradually distance from the end face of centrifugal wind wheel, diversion division to the other end
The end face of centrifugal wind wheel is moved closer to the other end close to the one end in afflux portion.Outside air flows under the action of centrifugal wind wheel
It is dynamic, the end face that is gradually distance from centrifugal wind wheel of the outer surface along afflux portion first, then along the outer surface of diversion division move closer to from
The end face of heart wind wheel reduces the flow losses of air to improve intake.
Further, the longitudal section in afflux portion is linear, and the longitudal section of diversion division is arc-shaped, and diversion division is towards close to air inlet
The direction protrusion of the axis of mouth.On air inlet direction, what the axis of tangent line and air inlet that diversion division is formed by arc was formed
Angle is gradually reduced, until being parallel to the axis of air inlet, to carry out water conservancy diversion to outside air, enhances air inlet effect.
Further, be provided with air duct in spiral case, air duct has an entrance, and collector is connected to inlet, and with centrifugation
The setting of wind wheel interval, centrifugal wind wheel are set in air duct.Air inlet is connected to air duct, and outside air is under the action of centrifugal wind wheel
Enter air duct by air inlet, in the process, the vortex that the annular rib of collector generates outside air is separated, and reduces wind
It makes an uproar.
Second aspect, the present invention provides a kind of air conditioners, and including above-mentioned centrifugal blower, which includes snail
Shell, collector, centrifugal wind wheel and motor, centrifugal wind wheel are installed in spiral case, and are connected to motor, and spiral case is connect with collector,
Collector is provided with annular rib close to the side of centrifugal wind wheel, and annular rib is for separating vortex.Air conditioner can be in afflux
Separate vortex under the action of the annular rib of device, to reduce noise.
Detailed description of the invention
Fig. 1 is the explosive view of centrifugal blower described in first embodiment of the invention;
Fig. 2 is the structural schematic diagram of centrifugal blower described in first embodiment of the invention;
Fig. 3 is the structural schematic diagram of collector in centrifugal blower described in first embodiment of the invention;
Fig. 4 is the partial enlarged view of IV in Fig. 2;
Fig. 5 is the structural schematic diagram of spiral case in centrifugal blower described in first embodiment of the invention;
Fig. 6 is the structural schematic diagram of air conditioner described in second embodiment of the invention.
Description of symbols:
10- air conditioner;100- centrifugal blower;110- spiral case;The air duct 111-;112- entrance;The outlet 113-;114- the first half
Shell;The second half-shell of 115-;120- collector;121- afflux portion;122- diversion division;123- air inlet;124- windward side;125- back
Wind side;130- centrifugal wind wheel;131- presets end face;140- motor;150- mounting base;160- annular rib;200- shell;210-
Air-inlet grille;220- air outlet.
Specific embodiment
To make the above purposes, features and advantages of the invention more obvious and understandable, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.
First embodiment
Incorporated by reference to referring to Figures 1 and 2, the embodiment of the invention provides a kind of centrifugal blowers 100, for driving air to flow
To form air-flow.It can be separated the vortex for entering collector 120 using annular rib 160, to eliminate vortex, reduction is made an uproar
Sound.In the present embodiment, which is applied in air-conditioning, and centrifugal blower 100 can blow out hot wind or cold wind, to adjust
Control indoor temperature.
Centrifugal blower 100 includes spiral case 110, collector 120, centrifugal wind wheel 130, motor 140 and mounting base 150.Installation
Seat 150 is installed on spiral case 110, and is fixedly connected with motor 140, and mounting base 150 can be supported and limit to motor 140
Position, prevents motor 140 to be subjected to displacement relative to spiral case 110.Air duct 111 is provided in spiral case 110, centrifugal wind wheel 130 is installed on
It in air duct 111, and is connect with motor 140, for motor 140 for driving centrifugal wind wheel 130 to rotate, centrifugal wind wheel 130 can will be outer
Boundary's air is pumped into air duct 111.Spiral case 110 is connect with collector 120, and collector 120 makes gas for carrying out confluence guiding to air
Stream accelerates, and improves air intake efficiency, and collector 120 is provided with annular rib 160, annular rib close to the side of centrifugal wind wheel 130
160 for separating vortex.Outside air enters spiral case 110 by collector 120 under the action of centrifugal wind wheel 130, herein mistake
Cheng Zhong, air rotation will form vortex, the vortex entrance collector 120 after under the barrier effect of annular rib 160 by every
It is disconnected, to realize the elimination of vortex, thereby reduce air conditioner noises.
Incorporated by reference to referring to Fig. 3 and Fig. 4 (flow direction that the arrow direction in Fig. 4 is air), it should be noted that collection
It is annular in shape to flow device 120, collector 120 includes afflux portion 121 and diversion division 122, and afflux portion 121 and diversion division 122 are annular in shape.
In the present embodiment, afflux portion 121 and diversion division 122 are integrally formed, to improve bonding strength.Diversion division 122 is connected to afflux portion
121 inside, annular rib 160 are set in afflux portion 121, and diversion division 122 is provided with air inlet 123, air inlet 123 and snail
Shell 110 is connected to.Outside air is inwardly flowed along the surface in afflux portion 121, by entering air inlet behind the surface of diversion division 122
123, at this point, air rotates to form vortex, it is vortexed after entering air inlet 123 to external diffusion, in the process, annular rib
160 pairs of vortex are separated, and vortex are eliminated, to reduce the noise of air-conditioning.
In the present embodiment, diversion division 122 and afflux portion 121 are coaxially disposed, and annular rib 160 is coaxially set with afflux portion 121
It sets.Afflux portion 121 is relatively set with windward side 124 and leeward side 125, and leeward side 125 and the end surfaces of centrifugal wind wheel 130 are set
It sets, annular rib 160 is set to leeward side 125.Outside air flows on windward side 124 first, then passes through diversion division 122
Into air inlet 123, vortex is formed, is then vortexed on leeward side 125 to external diffusion, until be diffused on annular rib 160,
Annular rib 160 separates the vortex, eliminates vortex, reduces noise.In order to make it easy to understand, below, wind will be centrifuged
The end face of wheel 130 is expressed as default end face 131.
In the present embodiment, the extending direction of annular rib 160 is identical as the axial direction of centrifugal wind wheel 130, annular 160 energy of rib
It is enough that vortex is separated in the axial direction of centrifugal wind wheel 130, to improve partition efficiency, enhancing partition effect.But it simultaneously not only limits
In this, in other embodiments, the extending direction of annular rib 160 can also be in a certain angle with the axial direction of centrifugal wind wheel 130
Setting.
It is worth noting that, the quantity of annular rib 160 is multiple, multiple annular 160 coaxial spaced of rib settings.It is multiple
Annular rib 160 can separate vortex, further enhance the partition effect to vortex.Specifically, Duo Gehuan
The stepped arrangement of shape rib 160, on the direction along diversion division 122 to afflux portion 121, i.e., air inlet 123 from inside to outside
Extending direction on, it is multiple annular ribs 160 and the shortest distance of default end face 131 be gradually reduced.Multiple annular 160 energy of rib
Enough classifications realized to vortex separate, and improve partition effect.
In the present embodiment, the quantity of annular rib 160 is two, wherein an annular rib 160 is set to leeward side
125 middle part, another annular rib 160 are set to the one end of leeward side 125 far from diversion division 122.It is not limited to this,
In other embodiments, the quantity of annular rib 160 can be one, or three, not to the quantity of annular rib 160
Make specific limit.
It should be noted that the shortest distance of diversion division 122 and default end face 131 is greater than annular rib 160 and default end
The shortest distance in face 131.For annular rib 160 compared to diversion division 122 closer to default end face 131, vortex is entering diversion division
To external diffusion after 122 air inlet 123, annular rib 160 can carry out backstop and partition to vortex.In the present embodiment, water conservancy diversion
The shortest distance of portion 122 and default end face 131 is first distance.The quantity of annular rib 160 is two, wherein an annular
Rib 160 is set on leeward side 125, and is located at the middle part of leeward side 125, and the annular rib 160 and default end face 131 are most
Short distance is second distance;Another annular rib 160 is set on leeward side 125, and is located at leeward side 125 far from diversion division
The shortest distance of 122 one end, the annular rib 160 and default end face 131 is third distance.First distance be greater than second away from
From second distance is greater than third distance, to realize the classification partition of vortex, improves partition effect.
In the present embodiment, afflux portion 121 is obliquely installed, the one end of afflux portion 121 far from diversion division 122 to the other end gradually
Far from default end face 131, diversion division 122 moves closer to default end face 131 to the other end close to the one end in afflux portion 121.It is extraneous
Air flows under the action of centrifugal wind wheel 130, and the outer surface along afflux portion 121 is gradually distance from default end face 131 first, then
Moving closer to default end face 131 along the outer surface of diversion division 122 reduces the flow losses of air to improve intake.
Specifically, the longitudal section in afflux portion 121 is linear, and the longitudal section of diversion division 122 is arc-shaped, 122 court of diversion division
Close to the direction protrusion of the axis of air inlet 123.On air inlet direction, diversion division 122 is formed by the tangent line and air inlet of arc
The angle that the axis of mouth 123 is formed is gradually reduced, until it is parallel to the axis of air inlet 123, to carry out water conservancy diversion to outside air,
Enhance air inlet effect.
Referring to figure 5., it is notable that air duct 111 is provided in spiral case 110, air duct 111 has an entrance 112, collection
Stream device 120 is connected at entrance 112, and is spaced and is arranged with centrifugal wind wheel 130, and centrifugal wind wheel 130 is set in air duct 111.Into
Air port 123 is connected to air duct 111, and outside air enters air duct 111 by air inlet 123 under the action of centrifugal wind wheel 130,
During this, the vortex that the annular rib 160 of collector 120 generates outside air is separated, and drops low wind noise.In addition, air duct 111
Far from entrance 112 one end have outlet 113, into air duct 111 outside air under the action of centrifugal wind wheel 130 from outlet
113 outputs.
Please continue to refer to Fig. 1, in the present embodiment, spiral case 110 includes first half-shell 114 and the second half-shell 115.First half-shell
114 are detachably connected with the second half-shell 115, and first half-shell 114 and the combination of the second half-shell 115 form air duct 111, collector 120
It is connected in first half-shell 114, mounting base 150 is connected in the second half-shell 115.Specifically, first half-shell 114 and collector
120 are integrally formed, and to improve bonding strength, and can prevent from generating gap between first half-shell 114 and collector 120, from
And enhance air inlet effect.
Centrifugal blower 100 described in the embodiment of the present invention, centrifugal wind wheel 130 are installed in spiral case 110, and with motor 140
Connection, spiral case 110 are connect with collector 120, and collector 120 is provided with annular rib 160 close to the side of centrifugal wind wheel 130,
Annular rib 160 is for separating vortex.Compared with prior art, centrifugal blower 100 provided by the invention is due to using and snail
The collector 120 that shell 110 connects and the annular rib 160 being set on the inside of collector 120, so annular rib can be utilized
160 separate the vortex for entering collector 120, to eliminate vortex, reduce noise.
Second embodiment
Fig. 6 is please referred to, the present invention provides a kind of air conditioners 10, for regulating and controlling indoor air temperature.The air conditioner 10 include from
Heart blower 100 and shell 200.Wherein, the basic structure and principle of centrifugal blower 100 and the technical effect of generation and first are implemented
Example is identical, and to briefly describe, the present embodiment part does not refer to place, can refer to corresponding contents in first embodiment.
In the present embodiment, air conditioner 10 is cabinet air-conditioner, and centrifugal blower 100 is vertically arranged in shell 200, shell 200
It is relatively set with air-inlet grille 210 and air outlet 220, centrifugal blower 100 can be taken out outside air by air-inlet grille 210
Enter, then by air outlet 220 by after heat exchange hot wind or cold wind send out.
The beneficial effect of air conditioner 10 and the beneficial effect of first embodiment described in the embodiment of the present invention are identical, herein not
It repeats again.
Although present disclosure is as above, present invention is not limited to this.Anyone skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (10)
1. a kind of centrifugal blower, which is characterized in that including spiral case (110), collector (120), centrifugal wind wheel (130) and motor
(140), the centrifugal wind wheel (130) is installed in the spiral case (110), and connect with the motor (140), the spiral case
(110) it is connect with the collector (120), the collector (120) is provided with ring close to the side of the centrifugal wind wheel (130)
Shape rib (160), the annular rib (160) is for separating vortex.
2. centrifugal blower according to claim 1, which is characterized in that the collector (120) annularly, the collector
It (120) include integrally formed afflux portion (121) and diversion division (122), the diversion division (122) is connected to the afflux portion
(121) inside, it is described annular rib (160) be set on the afflux portion (121), the diversion division (122) be provided with into
Air port (123), the air inlet (123) are connected to the spiral case (110).
3. centrifugal blower according to claim 2, which is characterized in that the extending direction of the annular rib (160) and institute
The axial direction for stating centrifugal wind wheel (130) is identical.
4. centrifugal blower according to claim 2, which is characterized in that it is described annular rib (160) quantity be it is multiple, it is more
A annular rib (160) coaxial spaced setting.
5. centrifugal blower according to claim 4, which is characterized in that multiple described annular rib (160) stepped rows
Cloth, along the direction along the diversion division (122) to the afflux portion (121), multiple annular ribs (160) and it is described from
The shortest distance of the end face of heart wind wheel (130) is gradually reduced.
6. centrifugal blower according to claim 2, which is characterized in that the diversion division (122) and the centrifugal wind wheel
(130) shortest distance of end face is greater than the most short distance of the end face of the annular rib (160) and the centrifugal wind wheel (130)
From.
7. centrifugal blower according to claim 2, which is characterized in that the afflux portion (121) is far from the diversion division
(122) one end is gradually distance from the end face of the centrifugal wind wheel (130) to the other end, and the diversion division (122) is close to the collection
The one end in stream portion (121) moves closer to the end face of the centrifugal wind wheel (130) to the other end.
8. centrifugal blower according to claim 7, which is characterized in that the longitudal section of the afflux portion (121) is linear,
The longitudal section of the diversion division (122) is arc-shaped, the diversion division (122) towards close to the air inlet (123) axis side
To protrusion.
9. centrifugal blower according to claim 1, which is characterized in that air duct (111) are provided in the spiral case (110),
The air duct (111) has an entrance (112), and the collector (120) is connected at the entrance (112), and with it is described from
The setting of heart wind wheel (130) interval, the centrifugal wind wheel (130) are set in the air duct (111).
10. a kind of air conditioner, which is characterized in that including centrifugal blower as described in any one of claim 1 to 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910555010.4A CN110185634A (en) | 2019-06-25 | 2019-06-25 | A kind of centrifugal blower and air conditioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910555010.4A CN110185634A (en) | 2019-06-25 | 2019-06-25 | A kind of centrifugal blower and air conditioner |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110185634A true CN110185634A (en) | 2019-08-30 |
Family
ID=67723282
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910555010.4A Pending CN110185634A (en) | 2019-06-25 | 2019-06-25 | A kind of centrifugal blower and air conditioner |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110185634A (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5352089A (en) * | 1992-02-19 | 1994-10-04 | Nippondenso Co., Ltd. | Multi-blades fan device |
JP2004339997A (en) * | 2003-05-14 | 2004-12-02 | Calsonic Kansei Corp | Blower |
CN201368069Y (en) * | 2009-03-12 | 2009-12-23 | 上虞专用风机有限公司 | Enclosure of centrifugal fan |
CN201448291U (en) * | 2009-06-12 | 2010-05-05 | 美的集团有限公司 | Fan volute structure of range hood |
CN203867986U (en) * | 2014-04-25 | 2014-10-08 | 广东美的制冷设备有限公司 | Shell assembly used for centrifugal fan, centrifugal fan and refrigeration equipment |
CN108050102A (en) * | 2018-01-29 | 2018-05-18 | 美的集团股份有限公司 | Impeller, fan assembly and electric appliance |
CN210141211U (en) * | 2019-06-25 | 2020-03-13 | 宁波奥克斯电气股份有限公司 | Centrifugal fan and air conditioner |
-
2019
- 2019-06-25 CN CN201910555010.4A patent/CN110185634A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5352089A (en) * | 1992-02-19 | 1994-10-04 | Nippondenso Co., Ltd. | Multi-blades fan device |
JP2004339997A (en) * | 2003-05-14 | 2004-12-02 | Calsonic Kansei Corp | Blower |
CN201368069Y (en) * | 2009-03-12 | 2009-12-23 | 上虞专用风机有限公司 | Enclosure of centrifugal fan |
CN201448291U (en) * | 2009-06-12 | 2010-05-05 | 美的集团有限公司 | Fan volute structure of range hood |
CN203867986U (en) * | 2014-04-25 | 2014-10-08 | 广东美的制冷设备有限公司 | Shell assembly used for centrifugal fan, centrifugal fan and refrigeration equipment |
CN108050102A (en) * | 2018-01-29 | 2018-05-18 | 美的集团股份有限公司 | Impeller, fan assembly and electric appliance |
CN210141211U (en) * | 2019-06-25 | 2020-03-13 | 宁波奥克斯电气股份有限公司 | Centrifugal fan and air conditioner |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9759441B2 (en) | Air-conditioning apparatus | |
WO2021218109A1 (en) | Upright air conditioner indoor unit | |
CN108758837A (en) | Axial flow blower component and air conditioner | |
CN104879999B (en) | A kind of condensation ducting assembly and its refrigerator for refrigerator | |
CN107747763A (en) | Indoor apparatus of air conditioner | |
WO2013181904A1 (en) | Oblique flow fan, oblique flow blower and air conditioning indoor unit having same | |
CN207673614U (en) | A kind of impeller assembly and air purifier for air purifier | |
CN110374925A (en) | A kind of bilayer collector and the flow-mixing blower fan for assembling the double-deck collector | |
CN110081006A (en) | A kind of multiple duct high temperature resistant centrifugal blower | |
CN110185634A (en) | A kind of centrifugal blower and air conditioner | |
CN215109624U (en) | Combined fan and cooking utensil | |
JPH0539930A (en) | Air conditioner | |
CN214007551U (en) | Air-out water diversion noise reduction structure of bladeless fan and bladeless fan using same | |
US20220205650A1 (en) | Air conditioner including a centrifugal fan | |
CN106351882B (en) | A kind of cross flow fan with snail tongue structure | |
CN210141211U (en) | Centrifugal fan and air conditioner | |
CN112644244B (en) | Pressure recovery device suitable for backward curve impeller and automobile air conditioner | |
CN209925255U (en) | Novel centrifugal blower | |
CN204421301U (en) | Air channel structure and air-conditioner | |
CN209689058U (en) | The ducting part and air conditioner indoor unit of air conditioner indoor unit | |
US11255348B2 (en) | Blower assembly and methods of assembling the same | |
CN104566890A (en) | Air flue structure and air conditioner | |
CN112032104A (en) | Centrifugal wind wheel capable of changing direction and centrifugal fan thereof | |
CN209925300U (en) | High-efficient centrifugal blower backward flow ware | |
CN218348719U (en) | Smoke machine structure and air conditioner smoke machine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |